# Stats tester for Android

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Stats Tester (Easy statistics calculator) is a application for android. Various statistical tests (hypothesis tests) can be performed with an easy operation. For many tests, the results are displayed in a graph.

Stats Tester can be installed from the play store.
to Goole Play store

## Statistics tests

### Parametric Statistics

- Mean, SEM and SD, etc

(Geometric and Harmonic means, Standard Error, Standard Deviation, Confidence interval, Variance, Skewness, Kurtosis)
- SD-SEM Conversion

(Converter between Standard Deviation and Standard Error)
- One-sample t-test
- Paired t-test
- t-test (Student and Welch)

(F-test to compare 2 variances, t-test(Student and Welch))
- F-test for equality of 2 variances
- Levene test for homogeneity of variance

(n >=3 groups)
- One-way ANOVA
- Multiple t-test (with Bonferroni's correction)
- Correlation and Regression

(Correlation coefficient, Regression coefficient, Coefficient of determination, Test for correlation coefficient)

### Nonparametric Statistics

- Median, Range and Quartiles, etc

(Minimum, First, second and third Quartiles, Maximum, Quartile deviation)
- Mann-Whitney's U test
- Median test
- Kruskal-Wallis test and multiple comparisons
- Sign Test
- Wilcoxon's signed-rank sum test

(paired 2 groups)
- Chi-square test (Goodness of Fit)
- Chi-square test(Independence, 2x2)
- Chi-square test(Independence, mxn)
- McNemar's test (paired case)
- Fisher's exact test
- Spearman rank correlation coefficient

inquiry: bmp.group741(at)gmail.com